Pith Number

pith:DTBT6D7V

pith:2017:DTBT6D7VNDIGY6KDEJPOSJSERE

not attested not anchored not stored refs pending

The primordial environment of supermassive black holes (II): deep Y and J band images around the z=6.3 quasar SDSS J1030+0524

2), (2) Dipartimento di Fisica e Astronomia di Bologna, 3, (3) Department of Physics - Yale University, 4), (4) Yale Center for Astronomy & Astrophysics, (5) ESO, (6) Department of Astronomy, 7), (7) Institute for Gravitation, 8), (8) Scuola Normale Superiore di Pisa), A. Comastri (1), Astrophysics - Pennsylvania State University, B. Balmaverde (1, C. Vignali (1, E. Sani (5), E. Vanzella (1), F. Vito (6, G. Zamorani (1) ((1) INAF - Osservatorio Astronomico di Bologna, M. Bolzonella (1), M. Brusa (1, M. Mignoli (1), N. Cappelluti (1, R. Gilli (1), the Cosmos - The Pennsylvania state University

arxiv:1706.02317 v1 · 2017-06-07 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DTBT6D7VNDIGY6KDEJPOSJSERE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:33:49.534268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cc33f0ff568d06c7943225ee92644891490d8c51098f0b7a01e8afe3613045d

Aliases

arxiv: 1706.02317 · arxiv_version: 1706.02317v1 · doi: 10.48550/arxiv.1706.02317 · pith_short_12: DTBT6D7VNDIG · pith_short_16: DTBT6D7VNDIGY6KD · pith_short_8: DTBT6D7V

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/DTBT6D7VNDIGY6KDEJPOSJSERE \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1cc33f0ff568d06c7943225ee92644891490d8c51098f0b7a01e8afe3613045d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6182da055f4df296825524f25b63b5ea07327dea8c868ef20e39c8059e0c0c19",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-07T18:01:01Z",
    "title_canon_sha256": "22db3511d75b08e2e6c4e3cd756e795ed707ae308790bece488c9af150cae65d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02317",
    "kind": "arxiv",
    "version": 1
  }
}